1189113730437 has 16 divisors (see below), whose sum is σ = 1587605437440. Its totient is φ = 791682935232.

The previous prime is 1189113730393. The next prime is 1189113730451. The reversal of 1189113730437 is 7340373119811.

It is not a de Polignac number, because 1189113730437 - 2⁷ = 1189113730309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1189113730457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7043548 + ... + 7210394.

It is an arithmetic number, because the mean of its divisors is an integer number (99225339840).

Almost surely, 2^{1189113730437} is an apocalyptic number.

It is an amenable number.

1189113730437 is a deficient number, since it is larger than the sum of its proper divisors (398491707003).

1189113730437 is a wasteful number, since it uses less digits than its factorization.

1189113730437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170012.

The product of its (nonzero) digits is 381024, while the sum is 48.

The spelling of 1189113730437 in words is "one trillion, one hundred eighty-nine billion, one hundred thirteen million, seven hundred thirty thousand, four hundred thirty-seven".